In the far off land of Mahri Nui, the evil Teridax has been defeated and is floating about in a sort of astral form. Upon locating a powered down Maxilos robot, Teridax inhabits the empty shell and begins scouting Mahri Nui for weaknesses. Enact your evil plans with this great set featuring a Maxilos robot and its trusty Spinax war dog, perfect for fans and collectors of all things LEGO Bionicle!